The Beretta BM 59 is an Italian-made rifle based on the M1 Garand rifle, but chambered in 7.62×51mm NATO, and modified to use a detachable magazine. Later revisions incorporated other features common to more modern rifles. Technical Data: Weight 4.4 kg (9.70 lb) Length 1,095 mm (43.1 in) Barrel length 491 mm (19.3 in) Cartridge 7.62×51mm Action Gas-operated, rotating bolt Rate of fire 750 rounds per minute Feed system 20-round detachable box magazine Sights Rear aperture, front post